Home / 26,803.20-36,990.56-14,870.24

Finding the Fourth Proportional to 26,803.20, 36,990.56 and 14,870.24

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Solution

The fourth proportional to 26,803.20, 36,990.56 and 14,870.24 is: 20,522.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,803.20 : 36,990.56 = 14,870.24 : x
  2. Step 2: Convert to fraction form
    26,803.20/36,990.56 = 14,870.24/x
  3. Step 3: Cross multiply
    26,803.20x = 36,990.56 × 14,870.24
  4. Step 4: Simplify right side
    26,803.20x = 550,058,504.93
  5. Step 5: Solve for x
    x = 550,058,504.93/26,803.20
  6. Step 6: Final answer
    x = 20,522.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.